Note 13 - Contingencies (Details Textual) - USD ($)
1 Months Ended 2 Months Ended
Feb. 28, 2015
Aug. 31, 2015
Feb. 29, 2016
Business Combination Shortfall Payment     $ 1,800,000
CherryBerry [Member] | USwirl Inc [Member]      
Stock Issued During Period, Shares, Acquisitions 4,000,000    
Lock-up Agreement 1 year    
Business Combination, Contingent Consideration, Sale of Stock, Price Per Share $ 0.50    
Requested Shortfall Payment   $ 205,000